558 lines
22 KiB
Haskell
558 lines
22 KiB
Haskell
{-|
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Options common to most hledger reports.
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-}
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{-# LANGUAGE LambdaCase #-}
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{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE RecordWildCards #-}
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module Hledger.Reports.ReportOptions (
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ReportOpts(..),
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ReportSpec(..),
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ReportType(..),
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BalanceType(..),
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AccountListMode(..),
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ValuationType(..),
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defreportopts,
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rawOptsToReportOpts,
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defreportspec,
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reportOptsToSpec,
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updateReportSpec,
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updateReportSpecWith,
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rawOptsToReportSpec,
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flat_,
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tree_,
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reportOptsToggleStatus,
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simplifyStatuses,
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whichDateFromOpts,
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journalSelectingAmountFromOpts,
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intervalFromRawOpts,
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forecastPeriodFromRawOpts,
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queryFromFlags,
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transactionDateFn,
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postingDateFn,
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reportSpan,
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reportStartDate,
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reportEndDate,
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reportPeriodStart,
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reportPeriodOrJournalStart,
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reportPeriodLastDay,
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reportPeriodOrJournalLastDay,
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)
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where
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import Control.Applicative ((<|>))
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import Data.List.Extra (nubSort)
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import Data.Maybe (fromMaybe, isJust, mapMaybe)
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import qualified Data.Text as T
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import Data.Time.Calendar (Day, addDays)
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import Data.Default (Default(..))
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import Safe (lastDef, lastMay)
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import System.Console.ANSI (hSupportsANSIColor)
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import System.Environment (lookupEnv)
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import System.IO (stdout)
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import Text.Megaparsec.Custom
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import Hledger.Data
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import Hledger.Query
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import Hledger.Utils
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-- | What is calculated and shown in each cell in a balance report.
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data ReportType = ChangeReport -- ^ The sum of posting amounts.
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| BudgetReport -- ^ The sum of posting amounts and the goal.
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| ValueChangeReport -- ^ The change of value of period-end historical values.
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deriving (Eq, Show)
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instance Default ReportType where def = ChangeReport
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-- | Which "accumulation method" is being shown in a balance report.
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data BalanceType = PeriodChange -- ^ The accumulate change over a single period.
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| CumulativeChange -- ^ The accumulated change across multiple periods.
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| HistoricalBalance -- ^ The historical ending balance, including the effect of
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-- all postings before the report period. Unless altered by,
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-- a query, this is what you would see on a bank statement.
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deriving (Eq,Show)
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instance Default BalanceType where def = PeriodChange
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-- | Should accounts be displayed: in the command's default style, hierarchically, or as a flat list ?
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data AccountListMode = ALFlat | ALTree deriving (Eq, Show)
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instance Default AccountListMode where def = ALFlat
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-- | Standard options for customising report filtering and output.
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-- Most of these correspond to standard hledger command-line options
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-- or query arguments, but not all. Some are used only by certain
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-- commands, as noted below.
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data ReportOpts = ReportOpts {
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-- for most reports:
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period_ :: Period
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,interval_ :: Interval
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,statuses_ :: [Status] -- ^ Zero, one, or two statuses to be matched
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,cost_ :: Costing -- ^ Should we convert amounts to cost, when present?
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,value_ :: Maybe ValuationType -- ^ What value should amounts be converted to ?
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,infer_value_ :: Bool -- ^ Infer market prices from transactions ?
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,depth_ :: Maybe Int
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,date2_ :: Bool
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,empty_ :: Bool
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,no_elide_ :: Bool
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,real_ :: Bool
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,format_ :: StringFormat
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,querystring_ :: [T.Text]
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--
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,average_ :: Bool
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-- for posting reports (register)
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,related_ :: Bool
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-- for account transactions reports (aregister)
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,txn_dates_ :: Bool
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-- for balance reports (bal, bs, cf, is)
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,reporttype_ :: ReportType
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,balancetype_ :: BalanceType
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,accountlistmode_ :: AccountListMode
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,drop_ :: Int
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,row_total_ :: Bool
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,no_total_ :: Bool
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,pretty_tables_ :: Bool
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,sort_amount_ :: Bool
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,percent_ :: Bool
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,invert_ :: Bool -- ^ if true, flip all amount signs in reports
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,normalbalance_ :: Maybe NormalSign
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-- ^ This can be set when running balance reports on a set of accounts
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-- with the same normal balance type (eg all assets, or all incomes).
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-- - It helps --sort-amount know how to sort negative numbers
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-- (eg in the income section of an income statement)
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-- - It helps compound balance report commands (is, bs etc.) do
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-- sign normalisation, converting normally negative subreports to
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-- normally positive for a more conventional display.
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,color_ :: Bool
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-- ^ Whether to use ANSI color codes in text output.
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-- Influenced by the --color/colour flag (cf CliOptions),
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-- whether stdout is an interactive terminal, and the value of
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-- TERM and existence of NO_COLOR environment variables.
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,forecast_ :: Maybe DateSpan
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,transpose_ :: Bool
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} deriving (Show)
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instance Default ReportOpts where def = defreportopts
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defreportopts :: ReportOpts
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defreportopts = ReportOpts
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{ period_ = PeriodAll
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, interval_ = NoInterval
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, statuses_ = []
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, cost_ = NoCost
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, value_ = Nothing
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, infer_value_ = False
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, depth_ = Nothing
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, date2_ = False
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, empty_ = False
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, no_elide_ = False
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, real_ = False
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, format_ = def
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, querystring_ = []
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, average_ = False
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, related_ = False
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, txn_dates_ = False
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, reporttype_ = def
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, balancetype_ = def
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, accountlistmode_ = ALFlat
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, drop_ = 0
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, row_total_ = False
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, no_total_ = False
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, pretty_tables_ = False
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, sort_amount_ = False
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, percent_ = False
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, invert_ = False
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, normalbalance_ = Nothing
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, color_ = False
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, forecast_ = Nothing
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, transpose_ = False
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}
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rawOptsToReportOpts :: RawOpts -> IO ReportOpts
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rawOptsToReportOpts rawopts = do
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d <- getCurrentDay
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no_color <- isJust <$> lookupEnv "NO_COLOR"
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supports_color <- hSupportsANSIColor stdout
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let colorflag = stringopt "color" rawopts
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formatstring = T.pack <$> maybestringopt "format" rawopts
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querystring = map T.pack $ listofstringopt "args" rawopts -- doesn't handle an arg like "" right
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(costing, valuation) = valuationTypeFromRawOpts rawopts
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format <- case parseStringFormat <$> formatstring of
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Nothing -> return defaultBalanceLineFormat
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Just (Right x) -> return x
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Just (Left err) -> fail $ "could not parse format option: " ++ err
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let reportopts = defreportopts
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{period_ = periodFromRawOpts d rawopts
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,interval_ = intervalFromRawOpts rawopts
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,statuses_ = statusesFromRawOpts rawopts
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,cost_ = costing
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,value_ = valuation
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,infer_value_ = boolopt "infer-market-price" rawopts
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,depth_ = maybeposintopt "depth" rawopts
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,date2_ = boolopt "date2" rawopts
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,empty_ = boolopt "empty" rawopts
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,no_elide_ = boolopt "no-elide" rawopts
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,real_ = boolopt "real" rawopts
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,format_ = format
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,querystring_ = querystring
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,average_ = boolopt "average" rawopts
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,related_ = boolopt "related" rawopts
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,txn_dates_ = boolopt "txn-dates" rawopts
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,reporttype_ = reporttypeopt rawopts
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,balancetype_ = balancetypeopt rawopts
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,accountlistmode_ = accountlistmodeopt rawopts
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,drop_ = posintopt "drop" rawopts
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,row_total_ = boolopt "row-total" rawopts
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,no_total_ = boolopt "no-total" rawopts
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,sort_amount_ = boolopt "sort-amount" rawopts
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,percent_ = boolopt "percent" rawopts
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,invert_ = boolopt "invert" rawopts
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,pretty_tables_ = boolopt "pretty-tables" rawopts
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,color_ = and [not no_color
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,not $ colorflag `elem` ["never","no"]
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,colorflag `elem` ["always","yes"] || supports_color
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]
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,forecast_ = forecastPeriodFromRawOpts d rawopts
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,transpose_ = boolopt "transpose" rawopts
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}
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adjustReportDefaults reportopts
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-- | Warn users about option combinations which produce uninteresting results.
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adjustReportDefaults :: ReportOpts -> IO ReportOpts
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adjustReportDefaults ropts = case reporttype_ ropts of
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ValueChangeReport -> case fromMaybe (AtEnd Nothing) $ value_ ropts of
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v@(AtEnd _) -> return ropts{value_=Just v} -- Set value_ to AtEnd by default, unless overridden
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_ -> fail "--valuechange only produces sensible results with --value=end"
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_ -> return ropts
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-- | The result of successfully parsing a ReportOpts on a particular
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-- Day. Any ambiguous dates are completed and Queries are parsed,
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-- ensuring that there are no regular expression errors. Values here
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-- should be used in preference to re-deriving them from ReportOpts.
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-- If you change the query_ in ReportOpts, you should call
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-- `reportOptsToSpec` to regenerate the ReportSpec with the new
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-- Query.
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data ReportSpec = ReportSpec
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{ rsOpts :: ReportOpts -- ^ The underlying ReportOpts used to generate this ReportSpec
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, rsToday :: Day -- ^ The Day this ReportSpec is generated for
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, rsQuery :: Query -- ^ The generated Query for the given day
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, rsQueryOpts :: [QueryOpt] -- ^ A list of QueryOpts for the given day
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} deriving (Show)
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instance Default ReportSpec where def = defreportspec
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defreportspec :: ReportSpec
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defreportspec = ReportSpec
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{ rsOpts = def
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, rsToday = nulldate
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, rsQuery = Any
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, rsQueryOpts = []
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}
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-- | Generate a ReportSpec from a set of ReportOpts on a given day.
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reportOptsToSpec :: Day -> ReportOpts -> Either String ReportSpec
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reportOptsToSpec day ropts = do
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(argsquery, queryopts) <- parseQueryList day $ querystring_ ropts
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return ReportSpec
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{ rsOpts = ropts
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, rsToday = day
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, rsQuery = simplifyQuery $ And [queryFromFlags ropts, argsquery]
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, rsQueryOpts = queryopts
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}
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-- | Update the ReportOpts and the fields derived from it in a ReportSpec,
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-- or return an error message if there is a problem such as missing or
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-- unparseable options data. This is the safe way to change a ReportSpec,
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-- ensuring that all fields (rsQuery, rsOpts, querystring_, etc.) are in sync.
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updateReportSpec :: ReportOpts -> ReportSpec -> Either String ReportSpec
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updateReportSpec ropts rspec = reportOptsToSpec (rsToday rspec) ropts
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-- | Like updateReportSpec, but takes a ReportOpts-modifying function.
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updateReportSpecWith :: (ReportOpts -> ReportOpts) -> ReportSpec -> Either String ReportSpec
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updateReportSpecWith f rspec = reportOptsToSpec (rsToday rspec) . f $ rsOpts rspec
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-- | Generate a ReportSpec from RawOpts and the current date.
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rawOptsToReportSpec :: RawOpts -> IO ReportSpec
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rawOptsToReportSpec rawopts = do
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d <- getCurrentDay
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ropts <- rawOptsToReportOpts rawopts
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either fail return $ reportOptsToSpec d ropts
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accountlistmodeopt :: RawOpts -> AccountListMode
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accountlistmodeopt =
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fromMaybe ALFlat . choiceopt parse where
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parse = \case
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"tree" -> Just ALTree
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"flat" -> Just ALFlat
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_ -> Nothing
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reporttypeopt :: RawOpts -> ReportType
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reporttypeopt =
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fromMaybe ChangeReport . choiceopt parse where
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parse = \case
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"change" -> Just ChangeReport
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"valuechange" -> Just ValueChangeReport
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"budget" -> Just BudgetReport
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_ -> Nothing
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balancetypeopt :: RawOpts -> BalanceType
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balancetypeopt =
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fromMaybe PeriodChange . choiceopt parse where
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parse = \case
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"historical" -> Just HistoricalBalance
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"cumulative" -> Just CumulativeChange
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"periodic" -> Just PeriodChange
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_ -> Nothing
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-- Get the period specified by any -b/--begin, -e/--end and/or -p/--period
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-- options appearing in the command line.
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-- Its bounds are the rightmost begin date specified by a -b or -p, and
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-- the rightmost end date specified by a -e or -p. Cf #1011.
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-- Today's date is provided to help interpret any relative dates.
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periodFromRawOpts :: Day -> RawOpts -> Period
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periodFromRawOpts d rawopts =
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case (mlastb, mlaste) of
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(Nothing, Nothing) -> PeriodAll
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(Just b, Nothing) -> PeriodFrom b
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(Nothing, Just e) -> PeriodTo e
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(Just b, Just e) -> simplifyPeriod $
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PeriodBetween b e
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where
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mlastb = case beginDatesFromRawOpts d rawopts of
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[] -> Nothing
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bs -> Just $ last bs
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mlaste = case endDatesFromRawOpts d rawopts of
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[] -> Nothing
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es -> Just $ last es
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-- Get all begin dates specified by -b/--begin or -p/--period options, in order,
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-- using the given date to interpret relative date expressions.
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beginDatesFromRawOpts :: Day -> RawOpts -> [Day]
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beginDatesFromRawOpts d = collectopts (begindatefromrawopt d)
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where
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begindatefromrawopt d (n,v)
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| n == "begin" =
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either (\e -> usageError $ "could not parse "++n++" date: "++customErrorBundlePretty e) Just $
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fixSmartDateStrEither' d (T.pack v)
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| n == "period" =
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case
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either (\e -> usageError $ "could not parse period option: "++customErrorBundlePretty e) id $
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parsePeriodExpr d (stripquotes $ T.pack v)
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of
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(_, DateSpan (Just b) _) -> Just b
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_ -> Nothing
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| otherwise = Nothing
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-- Get all end dates specified by -e/--end or -p/--period options, in order,
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-- using the given date to interpret relative date expressions.
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endDatesFromRawOpts :: Day -> RawOpts -> [Day]
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endDatesFromRawOpts d = collectopts (enddatefromrawopt d)
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where
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enddatefromrawopt d (n,v)
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| n == "end" =
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either (\e -> usageError $ "could not parse "++n++" date: "++customErrorBundlePretty e) Just $
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fixSmartDateStrEither' d (T.pack v)
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| n == "period" =
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case
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either (\e -> usageError $ "could not parse period option: "++customErrorBundlePretty e) id $
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parsePeriodExpr d (stripquotes $ T.pack v)
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of
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(_, DateSpan _ (Just e)) -> Just e
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_ -> Nothing
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| otherwise = Nothing
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-- | Get the report interval, if any, specified by the last of -p/--period,
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-- -D/--daily, -W/--weekly, -M/--monthly etc. options.
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-- An interval from --period counts only if it is explicitly defined.
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intervalFromRawOpts :: RawOpts -> Interval
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intervalFromRawOpts = lastDef NoInterval . collectopts intervalfromrawopt
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where
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intervalfromrawopt (n,v)
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| n == "period" =
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either
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(\e -> usageError $ "could not parse period option: "++customErrorBundlePretty e)
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extractIntervalOrNothing $
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parsePeriodExpr
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(error' "intervalFromRawOpts: did not expect to need today's date here") -- PARTIAL: should not happen; we are just getting the interval, which does not use the reference date
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(stripquotes $ T.pack v)
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| n == "daily" = Just $ Days 1
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| n == "weekly" = Just $ Weeks 1
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| n == "monthly" = Just $ Months 1
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| n == "quarterly" = Just $ Quarters 1
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| n == "yearly" = Just $ Years 1
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| otherwise = Nothing
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-- | get period expression from --forecast option
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forecastPeriodFromRawOpts :: Day -> RawOpts -> Maybe DateSpan
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forecastPeriodFromRawOpts d opts =
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case maybestringopt "forecast" opts
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of
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Nothing -> Nothing
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Just "" -> Just nulldatespan
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Just str ->
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either (\e -> usageError $ "could not parse forecast period : "++customErrorBundlePretty e) (Just . snd) $
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parsePeriodExpr d $ stripquotes $ T.pack str
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-- | Extract the interval from the parsed -p/--period expression.
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-- Return Nothing if an interval is not explicitly defined.
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extractIntervalOrNothing :: (Interval, DateSpan) -> Maybe Interval
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extractIntervalOrNothing (NoInterval, _) = Nothing
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extractIntervalOrNothing (interval, _) = Just interval
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-- | Get any statuses to be matched, as specified by -U/--unmarked,
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-- -P/--pending, -C/--cleared flags. -UPC is equivalent to no flags,
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-- so this returns a list of 0-2 unique statuses.
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statusesFromRawOpts :: RawOpts -> [Status]
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statusesFromRawOpts = simplifyStatuses . collectopts statusfromrawopt
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where
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statusfromrawopt (n,_)
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| n == "unmarked" = Just Unmarked
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| n == "pending" = Just Pending
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| n == "cleared" = Just Cleared
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| otherwise = Nothing
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-- | Reduce a list of statuses to just one of each status,
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-- and if all statuses are present return the empty list.
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simplifyStatuses l
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| length l' >= numstatuses = []
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| otherwise = l'
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where
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l' = nubSort l
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numstatuses = length [minBound .. maxBound :: Status]
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-- | Add/remove this status from the status list. Used by hledger-ui.
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reportOptsToggleStatus s ropts@ReportOpts{statuses_=ss}
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| s `elem` ss = ropts{statuses_=filter (/= s) ss}
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| otherwise = ropts{statuses_=simplifyStatuses (s:ss)}
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-- | Parse the type of valuation and costing to be performed, if any,
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-- specified by -B/--cost, -V, -X/--exchange, or --value flags. It is
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-- allowed to combine -B/--cost with any other valuation type. If
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-- there's more than one valuation type, the rightmost flag wins.
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valuationTypeFromRawOpts :: RawOpts -> (Costing, Maybe ValuationType)
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valuationTypeFromRawOpts rawopts = (costing, lastMay $ mapMaybe snd valuationopts)
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where
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costing = if (any ((Cost==) . fst) valuationopts) then Cost else NoCost
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valuationopts = collectopts valuationfromrawopt rawopts
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valuationfromrawopt (n,v) -- option name, value
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| n == "B" = Just (Cost, Nothing)
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| n == "V" = Just (NoCost, Just $ AtEnd Nothing)
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| n == "X" = Just (NoCost, Just $ AtEnd (Just $ T.pack v))
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| n == "value" = Just $ valuation v
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| otherwise = Nothing
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valuation v
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| t `elem` ["cost","c"] = (Cost, usageError "--value=cost,COMM is no longer supported, please specify valuation explicitly, e.g. --cost --value=then,COMM" <$ mc)
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| t `elem` ["then" ,"t"] = (NoCost, Just $ AtThen mc)
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| t `elem` ["end" ,"e"] = (NoCost, Just $ AtEnd mc)
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| t `elem` ["now" ,"n"] = (NoCost, Just $ AtNow mc)
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| otherwise = case parsedateM t of
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Just d -> (NoCost, Just $ AtDate d mc)
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Nothing -> usageError $ "could not parse \""++t++"\" as valuation type, should be: then|end|now|t|e|n|YYYY-MM-DD"
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where
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-- parse --value's value: TYPE[,COMM]
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(t,c') = break (==',') v
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mc = case drop 1 c' of
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"" -> Nothing
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c -> Just $ T.pack c
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-- | Select the Transaction date accessor based on --date2.
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transactionDateFn :: ReportOpts -> (Transaction -> Day)
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transactionDateFn ReportOpts{..} = if date2_ then transactionDate2 else tdate
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-- | Select the Posting date accessor based on --date2.
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postingDateFn :: ReportOpts -> (Posting -> Day)
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postingDateFn ReportOpts{..} = if date2_ then postingDate2 else postingDate
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-- | Report which date we will report on based on --date2.
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whichDateFromOpts :: ReportOpts -> WhichDate
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whichDateFromOpts ReportOpts{..} = if date2_ then SecondaryDate else PrimaryDate
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-- | Legacy-compatible convenience aliases for accountlistmode_.
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tree_ :: ReportOpts -> Bool
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tree_ ReportOpts{accountlistmode_ = ALTree} = True
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tree_ ReportOpts{accountlistmode_ = ALFlat} = False
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flat_ :: ReportOpts -> Bool
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flat_ = not . tree_
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-- depthFromOpts :: ReportOpts -> Int
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-- depthFromOpts opts = min (fromMaybe 99999 $ depth_ opts) (queryDepth $ queryFromOpts nulldate opts)
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-- | Convert this journal's postings' amounts to cost using their
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-- transaction prices, if specified by options (-B/--cost).
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-- Maybe soon superseded by newer valuation code.
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journalSelectingAmountFromOpts :: ReportOpts -> Journal -> Journal
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journalSelectingAmountFromOpts opts = case cost_ opts of
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Cost -> journalToCost
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NoCost -> id
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-- | Convert report options to a query, ignoring any non-flag command line arguments.
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|
queryFromFlags :: ReportOpts -> Query
|
|
queryFromFlags ReportOpts{..} = simplifyQuery $ And flagsq
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where
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|
flagsq = consIf Real real_
|
|
. consJust Depth depth_
|
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$ [ (if date2_ then Date2 else Date) $ periodAsDateSpan period_
|
|
, Or $ map StatusQ statuses_
|
|
]
|
|
consIf f b = if b then (f True:) else id
|
|
consJust f = maybe id ((:) . f)
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|
|
|
-- Report dates.
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|
|
|
-- | The effective report span is the start and end dates specified by
|
|
-- options or queries, or otherwise the earliest and latest transaction or
|
|
-- posting dates in the journal. If no dates are specified by options/queries
|
|
-- and the journal is empty, returns the null date span.
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|
reportSpan :: Journal -> ReportSpec -> DateSpan
|
|
reportSpan j ReportSpec{rsQuery=query} = dbg3 "reportspan" $ DateSpan mstartdate menddate
|
|
where
|
|
DateSpan mjournalstartdate mjournalenddate =
|
|
dbg3 "journalspan" $ journalDateSpan False j -- ignore secondary dates
|
|
mstartdate = queryStartDate False query <|> mjournalstartdate
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|
menddate = queryEndDate False query <|> mjournalenddate
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|
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reportStartDate :: Journal -> ReportSpec -> Maybe Day
|
|
reportStartDate j = spanStart . reportSpan j
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|
|
|
reportEndDate :: Journal -> ReportSpec -> Maybe Day
|
|
reportEndDate j = spanEnd . reportSpan j
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|
|
|
-- Some pure alternatives to the above. XXX review/clean up
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|
|
|
-- Get the report's start date.
|
|
-- If no report period is specified, will be Nothing.
|
|
reportPeriodStart :: ReportSpec -> Maybe Day
|
|
reportPeriodStart = queryStartDate False . rsQuery
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|
|
|
-- Get the report's start date, or if no report period is specified,
|
|
-- the journal's start date (the earliest posting date). If there's no
|
|
-- report period and nothing in the journal, will be Nothing.
|
|
reportPeriodOrJournalStart :: ReportSpec -> Journal -> Maybe Day
|
|
reportPeriodOrJournalStart rspec j =
|
|
reportPeriodStart rspec <|> journalStartDate False j
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|
|
|
-- Get the last day of the overall report period.
|
|
-- This the inclusive end date (one day before the
|
|
-- more commonly used, exclusive, report end date).
|
|
-- If no report period is specified, will be Nothing.
|
|
reportPeriodLastDay :: ReportSpec -> Maybe Day
|
|
reportPeriodLastDay = fmap (addDays (-1)) . queryEndDate False . rsQuery
|
|
|
|
-- Get the last day of the overall report period, or if no report
|
|
-- period is specified, the last day of the journal (ie the latest
|
|
-- posting date). If there's no report period and nothing in the
|
|
-- journal, will be Nothing.
|
|
reportPeriodOrJournalLastDay :: ReportSpec -> Journal -> Maybe Day
|
|
reportPeriodOrJournalLastDay rspec j =
|
|
reportPeriodLastDay rspec <|> journalEndDate False j
|